"r" | Definition and Related Words

Noun

is a type of: radioactivity unit - a measure of radioactivity

same as: roentgen
referred to in: natural philosophy, physics - the science of matter and energy and their interactions

is a type of: constant - a number representing a quantity assumed to have a fixed value in a specified mathematical context

same as: gas constant, universal gas constant
is a type of: alphabetic character, letter, letter of the alphabet - the conventional characters of the alphabet used to represent speech

belongs to: latin alphabet, roman alphabet - the alphabet evolved by the ancient Romans which serves for writing most of the languages of western Europe
is a type of: length - the linear extent in space from one end to the other; the longest dimension of something that is fixed in place
subtypes:
- semidiameter - the apparent radius of a celestial body when viewed as a disc from the earth
- radius of curvature - the radius of the circle of curvature; the absolute value of the reciprocal of the curvature of a curve at a given point
is a part of: diam, diameter - the length of a straight line passing through the center of a circle and connecting two points on the circumference

same as: radius